Eltham / Mottingham — covered by Greenwich Council.
Planning permission drawings delivered by an MCIAT chartered team.
Building regulations drawings delivered by an MCIAT chartered team.
Loft conversion drawings delivered by an MCIAT chartered team.
House extension drawings delivered by an MCIAT chartered team.
Mansard roof extensions delivered by an MCIAT chartered team.
Garage conversion drawings delivered by an MCIAT chartered team.
Basement conversion drawings delivered by an MCIAT chartered team.
Structural calculations delivered by an MCIAT chartered team.
Measured building survey delivered by an MCIAT chartered team.
Party wall services delivered by an MCIAT chartered team.
Rear dormer drawings delivered by an MCIAT chartered team.


SE9 primarily covers Eltham / Mottingham in Greenwich. It also touches Bromley.
Decisions for SE9 are made by Greenwich Council. Standard Permitted Development rules apply for most rear extensions and loft conversions on terraced and semi-detached houses, unless the property is in a conservation area, is listed, or sits under an Article 4 Direction. Article 4 in Greenwich: No.
Building regs from £950. We do not charge hourly. Free site survey across all SE9 addresses.
From first call to planning decision: typically 12–14 weeks. Site survey week 1, design weeks 2–3, validation 1–2 weeks, statutory 8-week determination. Greenwich Council timelines align with the national norm.
Eltham / Mottingham in SE9 is characterised by the housing stock of Greenwich — broadly georgian in greenwich town centre.

Pick a slot that suits you. No obligation and no sales pressure, just straight answers on your planning route.
Every SE9 postcode district we draw in, the stock that dominates it and the authority that validates a drawing package there. SE9 fees below are the statutory England rates for 2026, not drawing package estimates.
| Postcode | Area | Dominant stock | What it means for a drawing package |
|---|---|---|---|
| SE9 | Eltham / Mottingham | 1930s semi-detached, post-war flats | A drawing package in Eltham / Mottingham may land with Greenwich Council or Bromley Council — SE9 crosses the boundary, and the SE9 policies map decides it street by street. |
| SE9 | Eltham | 1930s semi-detached, post-war flats | Eltham sits inside SE9; drawing package proposals here are determined by Greenwich Council. |
| SE9 | New Eltham | 1930s semi-detached | New Eltham sits inside SE9; drawing package proposals here are determined by Greenwich Council. |
| SE2 | Abbey Wood | mixed stock | Adjoining district to SE9, also inside Greenwich for drawing package purposes. |
| SE3 | Blackheath / Kidbrooke | Georgian villas, Victorian terraces | Adjoining district to SE9, also inside Greenwich for drawing package purposes. |
| SE7 | Charlton | Victorian villas, 1930s semi-detached | Adjoining district to SE9, also inside Greenwich for drawing package purposes. |
| SE20 | Anerley / Penge | Victorian and Edwardian terraces | Adjoining district to SE9, also inside Bromley for drawing package purposes. |
| BR1 | Bromley / Bickley | Victorian terraces, Edwardian villas, post-war flats | Adjoining district to SE9, also inside Bromley for drawing package purposes. |
| BR2 | Hayes / Keston | Victorian terraces, Edwardian villas, post-war flats | Adjoining district to SE9, also inside Bromley for drawing package purposes. |
| BR3 | Beckenham | Edwardian villas, 1930s semi-detached | Adjoining district to SE9, also inside Bromley for drawing package purposes. |
Roof pitch, wall build-up and plot depth change every few SE9 streets, and each one changes what a drawing package can achieve at that address.
How designation changes a SE9 (Eltham / Mottingham) drawing package: Greenwich Council maintains 20 conservation areas, including Eltham Park, Greenwich Town Centre (World Heritage Site), Blackheath. Inside any of them a SE9 (Eltham / Mottingham) drawing package cannot rely on permitted development, and the route becomes a £548 householder application determined in 8 weeks rather than a £249 prior approval in 6 weeks. Charlton sets the tone for SE9 (Eltham / Mottingham) casework.
Article 4 and your SE9 (Eltham / Mottingham) drawing package: Greenwich Council has made no borough-wide direction, so permitted development for a drawing package in SE9 (Eltham / Mottingham) generally survives outside SE9 (Eltham / Mottingham) conservation areas and listed curtilages. A Lawful Development Certificate at £274 is how a SE9 owner records that a drawing package was lawful.
SE9 (Eltham / Mottingham) housing stock: Georgian in Greenwich town centre; Victorian terraces in East Greenwich, Charlton; inter-war semi-detached in Eltham; new-build along the riverside. World Heritage Site status in Greenwich town centre adds heritage weight; outer borough areas (Eltham, Thamesmead) generally permissive. Read that before choosing a drawing package route in SE9 (Eltham / Mottingham) — construction, not postcode, sets what is achievable. Greenwich Council charges £548 for a householder application and has 8 weeks to determine it.
How designation changes a SE9 (Eltham / Mottingham) drawing package: Bromley Council maintains 48 conservation areas, including Chislehurst, Beckenham, Keston. Inside any of them a SE9 (Eltham / Mottingham) drawing package cannot rely on permitted development, and the route becomes a £548 householder application determined in 8 weeks rather than a £249 prior approval in 6 weeks. Bickley sets the tone for SE9 (Eltham / Mottingham) casework.
Article 4 and your SE9 (Eltham / Mottingham) drawing package: Bromley Council has made no borough-wide direction, so permitted development for a drawing package in SE9 (Eltham / Mottingham) generally survives outside SE9 (Eltham / Mottingham) conservation areas and listed curtilages. A Lawful Development Certificate at £274 is how a SE9 owner records that a drawing package was lawful.
SE9 (Eltham / Mottingham) housing stock: Large 1930s detached and semi-detached in Chislehurst and Bickley; Edwardian in Beckenham; Victorian in Bromley town; Metropolitan Green Belt covers significant rural-fringe land. Largest London borough by area; substantial Green Belt; conservation areas in most town centres; generally permissive elsewhere. Read that before choosing a drawing package route in SE9 (Eltham / Mottingham) — construction, not postcode, sets what is achievable. Bromley Council charges £548 for a householder application and has 8 weeks to determine it.
Sources for this SE9 drawing package page: borough policies maps and conservation-area registers (2025–26), Royal Mail postcode district boundaries, the Town and Country Planning (Fees for Applications) (England) Regulations, the Town and Country Planning (General Permitted Development) (England) Order 2015 as amended, and the Party Wall etc. Act 1996.
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